diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index ccad9adae928..a7eed73ab34e 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -187,7 +187,6 @@ struct sigmatel_spec {
 	struct snd_kcontrol_new *mixers[4];
 	unsigned int num_mixers;
 
-	int board_config;
 	unsigned int eapd_switch: 1;
 	unsigned int surr_switch: 1;
 	unsigned int alt_switch: 1;